MSM6588 - OKI electronic componets

MSM6588 ADPCM Solid-State Recorder

The MSM6588/6588L is a "solid-state recorder" IC developed using the ADPCM method. By externally connecting a microphone, a speaker, a speaker amplifier and a serial register or other memory device to store ADPCM data, it can record and playback voice data like a tape recorder. The MSM6588/6588L has a stand-alone mode and a microcontroller interface mode. In.

Features

• 12bit A/D converter
• 12bit D/A converter
• Microphone amplifier
• Low-pass filter (LPF) Filter characteristics
  –40 dB/oct
• Serial registers MSM6588 Up to four 1Mbit serial registers (MSM6389C) can be driven directly One 512Kbit serial register (MSM6587) can be driven directly One 256Kbit serial register (MSM6586) can be driven directly MSM6588L Up to four 1Mbit serial registers (MSM63V89C) can be driven directly
• Serial Voice ROMs 1Mbit serial voice ROM (MSM6595A-xxx) 2Mbit serial voice ROM (MSM6596A-xxx) 3Mbit serial voice ROM (MSM6597A-xxx)
• Maximum recording time 262 seconds (when usi.